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# Comprehensive Viva Questions for Ece with Answers PDF

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The MCQ: A constant parameter which is always equal to the frequency at which operational amplifier's open loop gain is unity is called; "Comprehensive Viva Questions for Ece with Answers" App Download (Free) with answers unity bandwidth product, gain bandwidth product, alpha product and beta product to learn distance learning courses. Practice comprehensive viva questions for ece with answers quiz questions, download Google eBook (Free Sample) for online engineering colleges.

## Electronic Devices MCQs: Comprehensive Viva Questions for Ece with Answers

MCQ 1: A constant parameter which is always equal to the frequency at which operational amplifier's open loop gain is unity is called

1. unity bandwidth product
2. gain bandwidth product
3. alpha product
4. beta product

MCQ 2: Amount by which an electrical signal is increased or amplified is called

1. gain
2. amplify
3. gate
4. drain

MCQ 3: Protective device that burns open when current exceeds the rated limit is called

1. differentiator
2. integrator
3. fuse
4. controller

MCQ 4: Value of anode current below which a device switches from forward conduction region to the forward blocking region is called

1. leaving current
2. holding current
3. dynamic current
4. black current

MCQ 5: Gain that occurs for the range of frequencies between the lower and upper critical frequencies is called

1. left range gain
2. right range gain
3. midrange gain
4. zero factor

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